Movable mattress support frame



FIG. 1 is a perspective view of a movable mattress support frame showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is another perspective view thereof, showing the movable mattress support frame in an alternate position;

FIG. 10 is an enlarged detailed view thereof, showing the portion encircled and designated by reference number 10 in FIG. 1;

FIG. 11 is an enlarged detailed view thereof, showing the portion encircled and designated by the reference number 11 in FIG. 1;

FIG. 12 is an enlarged detailed view thereof, showing the portion designated by the reference number 12 in FIG. 2; and,

FIG. 13 is an enlarged detailed view thereof, showing the portion designated by the reference number 13 in FIG. 7. 

CLAIM The ornamental design for a movable mattress support frame, as shown and described. 